1 /*
2 * Copyright (c) 2016 Google Inc.
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #include <stdint.h>
22
23 #include "libavutil/attributes.h"
24 #include "libavutil/internal.h"
25 #include "libavutil/mem_internal.h"
26 #include "libavutil/aarch64/cpu.h"
27 #include "libavcodec/vp9dsp.h"
28 #include "vp9dsp_init.h"
29
30 #define declare_fpel(type, sz) \
31 void ff_vp9_##type##sz##_neon(uint8_t *dst, ptrdiff_t dst_stride, \
32 const uint8_t *src, ptrdiff_t src_stride, \
33 int h, int mx, int my)
34
35 #define declare_copy_avg(sz) \
36 declare_fpel(copy, sz); \
37 declare_fpel(avg , sz)
38
39 #define decl_mc_func(op, filter, dir, sz) \
40 void ff_vp9_##op##_##filter##sz##_##dir##_neon(uint8_t *dst, ptrdiff_t dst_stride, \
41 const uint8_t *src, ptrdiff_t src_stride, \
42 int h, int mx, int my)
43
44 #define define_8tap_2d_fn(op, filter, sz) \
45 static void op##_##filter##sz##_hv_neon(uint8_t *dst, ptrdiff_t dst_stride, \
46 const uint8_t *src, ptrdiff_t src_stride, \
47 int h, int mx, int my) \
48 { \
49 LOCAL_ALIGNED_16(uint8_t, temp, [((1 + (sz < 64)) * sz + 8) * sz]); \
50 /* We only need h + 7 lines, but the horizontal filter assumes an \
51 * even number of rows, so filter h + 8 lines here. */ \
52 ff_vp9_put_##filter##sz##_h_neon(temp, sz, \
53 src - 3 * src_stride, src_stride, \
54 h + 8, mx, 0); \
55 ff_vp9_##op##_##filter##sz##_v_neon(dst, dst_stride, \
56 temp + 3 * sz, sz, \
57 h, 0, my); \
58 }
59
60 #define decl_filter_funcs(op, dir, sz) \
61 decl_mc_func(op, regular, dir, sz); \
62 decl_mc_func(op, sharp, dir, sz); \
63 decl_mc_func(op, smooth, dir, sz)
64
65 #define decl_mc_funcs(sz) \
66 decl_filter_funcs(put, h, sz); \
67 decl_filter_funcs(avg, h, sz); \
68 decl_filter_funcs(put, v, sz); \
69 decl_filter_funcs(avg, v, sz); \
70 decl_filter_funcs(put, hv, sz); \
71 decl_filter_funcs(avg, hv, sz)
72
73 #define ff_vp9_copy32_neon ff_vp9_copy32_aarch64
74 #define ff_vp9_copy64_neon ff_vp9_copy64_aarch64
75
76 declare_copy_avg(64);
77 declare_copy_avg(32);
78 declare_copy_avg(16);
79 declare_copy_avg(8);
80 declare_copy_avg(4);
81
82 decl_mc_funcs(64);
83 decl_mc_funcs(32);
84 decl_mc_funcs(16);
85 decl_mc_funcs(8);
86 decl_mc_funcs(4);
87
88 #define define_8tap_2d_funcs(sz) \
89 define_8tap_2d_fn(put, regular, sz) \
90 define_8tap_2d_fn(put, sharp, sz) \
91 define_8tap_2d_fn(put, smooth, sz) \
92 define_8tap_2d_fn(avg, regular, sz) \
93 define_8tap_2d_fn(avg, sharp, sz) \
94 define_8tap_2d_fn(avg, smooth, sz)
95
96 define_8tap_2d_funcs(64)
97 define_8tap_2d_funcs(32)
98 define_8tap_2d_funcs(16)
99 define_8tap_2d_funcs(8)
100 define_8tap_2d_funcs(4)
101
vp9dsp_mc_init_aarch64(VP9DSPContext * dsp)102 static av_cold void vp9dsp_mc_init_aarch64(VP9DSPContext *dsp)
103 {
104 int cpu_flags = av_get_cpu_flags();
105
106 #define init_fpel(idx1, idx2, sz, type, suffix) \
107 dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = \
108 dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = \
109 dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][0][0] = \
110 dsp->mc[idx1][FILTER_BILINEAR ][idx2][0][0] = ff_vp9_##type##sz##suffix
111
112 #define init_copy(idx, sz, suffix) \
113 init_fpel(idx, 0, sz, copy, suffix)
114
115 #define init_avg(idx, sz, suffix) \
116 init_fpel(idx, 1, sz, avg, suffix)
117
118 #define init_copy_avg(idx, sz) \
119 init_copy(idx, sz, _neon); \
120 init_avg (idx, sz, _neon)
121
122 if (have_armv8(cpu_flags)) {
123 init_copy(0, 64, _aarch64);
124 init_copy(1, 32, _aarch64);
125 }
126
127 if (have_neon(cpu_flags)) {
128 #define init_mc_func(idx1, idx2, op, filter, fname, dir, mx, my, sz, pfx) \
129 dsp->mc[idx1][filter][idx2][mx][my] = pfx##op##_##fname##sz##_##dir##_neon
130
131 #define init_mc_funcs(idx, dir, mx, my, sz, pfx) \
132 init_mc_func(idx, 0, put, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
133 init_mc_func(idx, 0, put, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
134 init_mc_func(idx, 0, put, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx); \
135 init_mc_func(idx, 1, avg, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
136 init_mc_func(idx, 1, avg, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
137 init_mc_func(idx, 1, avg, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx)
138
139 #define init_mc_funcs_dirs(idx, sz) \
140 init_mc_funcs(idx, h, 1, 0, sz, ff_vp9_); \
141 init_mc_funcs(idx, v, 0, 1, sz, ff_vp9_); \
142 init_mc_funcs(idx, hv, 1, 1, sz,)
143
144 init_avg(0, 64, _neon);
145 init_avg(1, 32, _neon);
146 init_copy_avg(2, 16);
147 init_copy_avg(3, 8);
148 init_copy_avg(4, 4);
149
150 init_mc_funcs_dirs(0, 64);
151 init_mc_funcs_dirs(1, 32);
152 init_mc_funcs_dirs(2, 16);
153 init_mc_funcs_dirs(3, 8);
154 init_mc_funcs_dirs(4, 4);
155 }
156 }
157
158 #define define_itxfm(type_a, type_b, sz) \
159 void ff_vp9_##type_a##_##type_b##_##sz##x##sz##_add_neon(uint8_t *_dst, \
160 ptrdiff_t stride, \
161 int16_t *_block, int eob)
162
163 #define define_itxfm_funcs(sz) \
164 define_itxfm(idct, idct, sz); \
165 define_itxfm(iadst, idct, sz); \
166 define_itxfm(idct, iadst, sz); \
167 define_itxfm(iadst, iadst, sz)
168
169 define_itxfm_funcs(4);
170 define_itxfm_funcs(8);
171 define_itxfm_funcs(16);
172 define_itxfm(idct, idct, 32);
173 define_itxfm(iwht, iwht, 4);
174
175
vp9dsp_itxfm_init_aarch64(VP9DSPContext * dsp)176 static av_cold void vp9dsp_itxfm_init_aarch64(VP9DSPContext *dsp)
177 {
178 int cpu_flags = av_get_cpu_flags();
179
180 if (have_neon(cpu_flags)) {
181 #define init_itxfm(tx, sz) \
182 dsp->itxfm_add[tx][DCT_DCT] = ff_vp9_idct_idct_##sz##_add_neon; \
183 dsp->itxfm_add[tx][DCT_ADST] = ff_vp9_iadst_idct_##sz##_add_neon; \
184 dsp->itxfm_add[tx][ADST_DCT] = ff_vp9_idct_iadst_##sz##_add_neon; \
185 dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_iadst_iadst_##sz##_add_neon
186
187 #define init_idct(tx, nm) \
188 dsp->itxfm_add[tx][DCT_DCT] = \
189 dsp->itxfm_add[tx][ADST_DCT] = \
190 dsp->itxfm_add[tx][DCT_ADST] = \
191 dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_##nm##_add_neon
192
193 init_itxfm(TX_4X4, 4x4);
194 init_itxfm(TX_8X8, 8x8);
195 init_itxfm(TX_16X16, 16x16);
196 init_idct(TX_32X32, idct_idct_32x32);
197 init_idct(4, iwht_iwht_4x4);
198 }
199 }
200
201 #define define_loop_filter(dir, wd, len) \
202 void ff_vp9_loop_filter_##dir##_##wd##_##len##_neon(uint8_t *dst, ptrdiff_t stride, int E, int I, int H)
203
204 #define define_loop_filters(wd, len) \
205 define_loop_filter(h, wd, len); \
206 define_loop_filter(v, wd, len)
207
208 define_loop_filters(4, 8);
209 define_loop_filters(8, 8);
210 define_loop_filters(16, 8);
211
212 define_loop_filters(16, 16);
213
214 define_loop_filters(44, 16);
215 define_loop_filters(48, 16);
216 define_loop_filters(84, 16);
217 define_loop_filters(88, 16);
218
vp9dsp_loopfilter_init_aarch64(VP9DSPContext * dsp)219 static av_cold void vp9dsp_loopfilter_init_aarch64(VP9DSPContext *dsp)
220 {
221 int cpu_flags = av_get_cpu_flags();
222
223 if (have_neon(cpu_flags)) {
224 dsp->loop_filter_8[0][1] = ff_vp9_loop_filter_v_4_8_neon;
225 dsp->loop_filter_8[0][0] = ff_vp9_loop_filter_h_4_8_neon;
226 dsp->loop_filter_8[1][1] = ff_vp9_loop_filter_v_8_8_neon;
227 dsp->loop_filter_8[1][0] = ff_vp9_loop_filter_h_8_8_neon;
228 dsp->loop_filter_8[2][1] = ff_vp9_loop_filter_v_16_8_neon;
229 dsp->loop_filter_8[2][0] = ff_vp9_loop_filter_h_16_8_neon;
230
231 dsp->loop_filter_16[0] = ff_vp9_loop_filter_h_16_16_neon;
232 dsp->loop_filter_16[1] = ff_vp9_loop_filter_v_16_16_neon;
233
234 dsp->loop_filter_mix2[0][0][0] = ff_vp9_loop_filter_h_44_16_neon;
235 dsp->loop_filter_mix2[0][0][1] = ff_vp9_loop_filter_v_44_16_neon;
236 dsp->loop_filter_mix2[0][1][0] = ff_vp9_loop_filter_h_48_16_neon;
237 dsp->loop_filter_mix2[0][1][1] = ff_vp9_loop_filter_v_48_16_neon;
238 dsp->loop_filter_mix2[1][0][0] = ff_vp9_loop_filter_h_84_16_neon;
239 dsp->loop_filter_mix2[1][0][1] = ff_vp9_loop_filter_v_84_16_neon;
240 dsp->loop_filter_mix2[1][1][0] = ff_vp9_loop_filter_h_88_16_neon;
241 dsp->loop_filter_mix2[1][1][1] = ff_vp9_loop_filter_v_88_16_neon;
242 }
243 }
244
ff_vp9dsp_init_aarch64(VP9DSPContext * dsp,int bpp)245 av_cold void ff_vp9dsp_init_aarch64(VP9DSPContext *dsp, int bpp)
246 {
247 if (bpp == 10) {
248 ff_vp9dsp_init_10bpp_aarch64(dsp);
249 return;
250 } else if (bpp == 12) {
251 ff_vp9dsp_init_12bpp_aarch64(dsp);
252 return;
253 } else if (bpp != 8)
254 return;
255
256 vp9dsp_mc_init_aarch64(dsp);
257 vp9dsp_loopfilter_init_aarch64(dsp);
258 vp9dsp_itxfm_init_aarch64(dsp);
259 }
260